about molecule drawing program

[Feng Bingjian]

Dear neters:

I am planning to draw a molecule (HLA-DRB) require specifying each atom's 
color. RasMol 2.6 does not meet this requirement. Do you know any other 
programs that can work?

thanks in advance!

-----------------------------------------
Feng,Bingjian
Cancer Institute, 
Sun Yat-sen university of medical science
email: bingjian at bigfoot.com
icq: 14395913
-----------------------------------------